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Chemoreceptor Reflex Control of Blood Pressure

View the animation below, then complete the quiz to test your knowledge of the concept.






1Chemoreceptors in the carotid and aortic bodies detect all of the following except...
A)oxygen levels
B)blood pressure
C)pH
D)carbon dioxide
E)both A and D



2Chemoreceptors are also located in the...
A)medulla oblongata.
B)pons.
C)hypothalamus.
D)thalamus.
E)spinal cord.



3Which of the following will not increase the heart rate?
A)decreased blood oxygen
B)increased blood carbon dioxide
C)increased blood pressure
D)decreased blood pH



4Increased sympathetic stimulation causes increased heart rate and stroke volume.
A)True
B)False



5Chemoreceptors in the hypothalamus monitor blood carbon dioxide and pH.
A)True
B)False







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